Best Swith Mode Power Supply

Rockville, 2 RWM1202VH VHF Wireless Dual Handheld Microphone System w/Mic Receiver v2

  • ... 8 KHz (3 dB), Harmonic Radiation : < 63dBm, S/N: 60dB, RF Output Power: 10mW, Power Voltage: AC110V/ 220V - 50/60Hz, Mic Battery: 9V.
  • Receiver: Sensitivity: (S/N=30dB) >2mV , De-Emphasis: 50µS , Audio Output Impedance: 600O , Audio Output Level. : 0-0. 5V , Power Supply: AC110V /220V 50/60Hz , Current Consumption: =50mA , Audio Out Connector: 1/4" unbalanced , Transmitter: Frequency Stability: 0. 005% , RF Output Power: =30mW , Modulation Mode: VHF , Maximum Deviation Range: 50KHz , Microphone Mode: Fixed , Pre-Emphasis: 50µS , Power Supply: AA/1. 5V×2 , Current Consumption: =35mA.
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Christmas snow globes musical,New upgraded snow globe train Christmas lantern with Santa projection lights and sparkling snow globe,battery/USB powered and timer,Christmas home decorations gifts

  • ...Warm Light & 6 Loop Music】2 modes under 3-ways switches, ON1-play 6 Christmas theme tunes in music mode, flash and rotate for 6 hours turn off for 18 hours, cycle once every 24 hours.
  • ON2-light mode, warm light Coupled with rotating and flashing water splashes, create a warm and romantic atmosphere..
  • 【Two Power Supply Mode Options】USB power supply-You can use the included USB to DC cable for direct power supply.
  • Battery power supply-powered by 3 AA batteries(not included), so you can place the snow globe train anywhere you want, such as Christmas tree decorations, Fireplace decoration etc..
  • 【Multi-scene Application】Package with exquisite box and you can send it to one you loved as Christmas gift. In addition, snow globe train is also suitable for home decoration,which is suitable for cafes,shops,bookstores,party or whatever you want place..
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ISDT K1 Lipo Battery Balance Charger Discharger 1-6S AC 100W DC 2X250W 10A Smart Charger for Life, Lilon, LiPo, LiHv/Pb/NiMH Battery Balance Charger

  • ▶ 【AC / DC dual mode】 - AC / DC dual input meet different use requirements. Output: AC 100W / DC 250W x2.
  • ▶ 【Safe Access】 - Fool-proof input interface. Smart design. The DC input port and the AC input connector are mutually exclusive. Only one input can be selected in one time. Ensure the safety operation..
  • ▶ 【Adjustable digital power supply】 -In adjustable digital power supply mode. The Max power is AC 100W / DC 120W. CC: 0.2 ~ 5.0A CV: 5 ~ 24V.
  • ▶ 【scOS 2.0 New Dark Mode Feature】 - Suitable for low light scenario, system will adjust the interface in dark tone. Reduce light damage to user’s eyes. While remaining the iconic and comfortable charging display style..
  • ▶ 【Battery Destroy Mode】 - scOS 2.0 adds battery destroy mode. The battery that must be discarded,Put the voltage to 0V in a safe discharge..
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ADORNEVE Nightstand with Charging Station and LED Lights,Night Stand with Sliding Top,Bedside Table with Drawers,Modern End Side Table for Bedroom,Black

  • Nightstand with LED Lights: LED Light is with multi-variable RGB colors, you can choose the light and mode according to needs and scenes. Controlled by manual key or phone app,very interesting and convenient..
  • Nightstand with Sliding Top Drawer:The top Drawer can go smoothly with the rails..
  • Night Stand with Charging Station: The charging station is within the top drawer,including 2 power outlets, 2 USB ports and on-off swith..
  • Modern Side End Table:The whole design is modern and fashion.Not only can be used at bedroom,also living room or study house..
  • Easy to Assemble: All accessories are included and it's easy to assemble with the instruction..
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ADORNEVE Nightstand with Charging Station and LED Lights,Night Stand with Sliding Top for Bedroom,Bedside Table with Drawers,Modern End Side Table,White

  • Nightstand with LED Lights: LED Light is with multi-variable RGB colors, you can choose the light and mode according to needs and scenes. Controlled by manual key or phone app,very interesting and convenient..
  • Nightstand with Sliding Top Drawer:The top Drawer can go smoothly with the rails..
  • Night Stand with Charging Station: The charging station is within the top drawer,including 2 power outlets, 2 USB ports and on-off swith..
  • Modern Side End Table:The whole design is modern and fashion.Not only can be used at bedroom,also living room or study house..
  • Easy to Assemble: All accessories are included and it's easy to assemble with the instruction..
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Lyetny White-Tailed Deer Acrylic LED Light Alarm Clock Battery Power Supply for Bedroom Office

  • Power Supply Mode: USB line power supply. It has a built-in 1000MA lithium battery, it can be work even if losing the supply of external power..
  • Extra USB Power Supply Interface: Very useful and convenient, you can use it to charge your mobile phone while the clock being plugged into an....
  • Power Saving: It has voice display light function which could use sound to make the display light about 10 seconds. It can set 3 groups of alarm..
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ART USB Dual Pre Two Channel Preamplifier/Computer Interface (USBDUALPREPS)

  • USB Dual Pre is powered via the USB bus. Internal 9 Volt battery, or optional external 12V power supply (or any combination of USB, battery & power supply) can be used depending on application. When running powered by battery alone, you should expect in excess of 50 hours of operation with phantom power off. Battery life will drop to approximately 20 hours (depending on microphone) when phantom powering is engaged (still enough time to get through an average session)..
  • Built-in low noise +48 Volt phantom power supply allows you to power up to 2 microphones as well as the preamplifier when running from any power sources including the USB bus..
  • 1/8-inch TRS mini headphone jack with level and monitor mix controls on the rear allow for latency free local monitoring of the inputs while recording as well as playback monitoring of the USB bus. monitor mix is also routed to the 1/4-inch TRS balanced outputs. This lets you use the 1/4-inch outputs as either preamplifier outputs or as the monitor feed to your powered monitors..
  • Fully compliant with the USB 1.1 specification and uses USB adaptive mode for playback and USB asynchronous mode for record..
  • Works with the USB audio device drivers built into Windows 98SE/ME/2000/XP/Vista and Apple OS9.1/OSX computer....
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NC 6.3 inches Multifunctional Voice-Activated Luminous Mute Electronic Alarm Clock, LED Temperature Display, Smart Clock with Light, Creative Mirror (White Number)

  • ...table brightness: If you find that the LED is too bright at night, you can use the "UP" button to adjust it to a low level, long press the light button to turn off the LED, or unplug the power cord to let the clock work in power saving mode..
  • Two power sources: When only 3 AAA batteries (not included in the scope of supply) are used for power supply, the clock will automatically be in power saving mode. When the energy-saving mode is turned on, the LED will automatically turn off for 15 seconds after the last operation, and it can be awakened by lightly tapping, clicking, or tapping. If you want the LED to stay on, please plug in the power cord (included) and use a 5V/1A USB adapter (not included in the scope of supply) to charge it..
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DAMGOO Mini Bluetooth Amplifier 50W+50W Dual Channel Stereo Power Output,DC 12V, Bluetooth+ AUX+ USB Input

  • 【Introduction】 ZK-502M AMP is a mini Bluetooth AMP smaller than a card, its peak output power can reach 50W+50W, wide voltage input: 5-24V, you can easily buy a matching DC power supply..
  • 【Friendly Design】this AMP protection board is printed with connection icons, allowing you to easily connect to each port without reading the manual..
  • 【It Has Many Functions In A Small Size】 This AMP has three input methods, their input sequence is USB mode→AUX mode→Bluetooth mode. You can directly connect to the computer through the USB interface without a driver, you can also connect to the playback device through the AUX 3.5mm interface, and finally, you can also connect to the mobile phone through the Bluetooth mode..
  • 【What Kind Of Speakers Are Connected To It? Active Speakers? Passive Speakers?】 There is no doubt that both can be connected. When you connect passive speakers, this AMP is a Bluetooth power amplifier.
  • when you connect active speakers, this AMP is equivalent to a Bluetooth receiver. It should be noted that two types of speakers cannot be connected at the same time. You need to choose one type of speakers..
  • Tip: adequate output power is required when the audio input is sufficient and the power supply voltage/current is sufficient, the....
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Renogy 48V 3500W Pure Sine Wave Inverter All-in-One with MPPT Charge Controller Power-Saving Mode DC 48V to AC 120V Surge 7000W Solar Generator Battery Charging LCD&LED for Home Camping RV

  • 【STABLE AND PURE SINE WAVE CHARGING】3500W continuous, 7000W peak surge during load start-up and combines 80A MPPT solar charging, AC/generator battery charging, and battery inverting into one convenient solution to take your off-grid system to the hybrid level and can turn your system into an uninterruptible power supply (UPS)..
  • 【HYBRID SYSTEM 】 Integrated with 80A/145V MPPT solar charge controller, 3500W pure sine wave inverter, and 40A battery charger in one compact design to let you enjoy the stable power from the sun and the utility grid to keep you powered under any circumstances..
  • 【POWER SAVING】48W low idle power consumption and a maximum of 25W when the Power Saving Mode is on will not waste your precious power..
  • 【UNINTERRUPTIBLE POWER SUPPLY】In the event of AC Charging or the solar charging failure, the Inverter Charger takes over the supply to the alternative option within 10ms, which will not let your electronics shut down..
  • 【ALL TYPE OF BATTERY】Preset battery mode for 48V AGM/Sealed, Gel, Flooded, and Lithium batteries. Includes a User Mode for custom inputs to work with virtually all battery types..
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