8h continuous working battery sign retroreflectometer

Product Description: Sign Retroreflectometer is a professional instrument used in the sign industry to measure retroreflective coefficient. It provides an accurate and reliable way to measure retroreflection performance of a variety of materials, including...

...Battery Backup Small LED Signs Indoor Specifications: Size 92x27x7mm , Pixel 11 Height *44 Width Nametag colors Blue Communication port USB Micro. Same with mobile port (Android), no need Drive The batter Capacity Lithium battery 300MAH The charge time 1.5 Hours The charger specifications 5V,500MHA( Same with Mobile Charger) Working time Continue working...

Battery powered solar road stud lights led flashing light Product Description Solar road stud CDN-D011D Solar panel 2v/0.3W,lifetime >10 years Battery 1.2V/800MAH, lifetime>3 years House material Aluminum LED Bright LED Size 105*105*75MM Controller it is light control,can contorl the LED flashing all day or at night Work time can work 72h when it basked fully for 8h.,and discharge continuously...

...sign monitor 12.1" Portable Modular Patient Monitor general ward and clinic monitoring cardiac patient monitor Beta 12Plus​ Modular Patient Monitor Quick Details: 1. Black and white two colors optional 2. Built in rechargeable battery, 2 hours continuous working...

...Battery Powered & USB Rechargeable Desk Air Cooling Fan for Outdoors Main Features 1. 3 wind speed +continues& gust wind,2000mAh battery 2. The Inside filter can be replaced,easy to clean 3. Effective reduction temperature and have night lamp function Technical parameters 1 Product size 120*127*132mm 2 Color Box 176*125*379mm 3 Carton size 57.5*57.5*57cm 4 QTY/CTN 30PCS/CTN 5 W/GW 19.2kg/22kg 6 Charging time about 3h 7 Working time 2.5-8h

...dropping (1 meter) ● Support external 13-20V DC power, continuously working for 5.5 hours above on battery backup, full charge with 2.5 hours, suitable for Ambulance, Emergency Transport ● Display mode: Big font, trends review, 7 leads ...

Features: 1,There are Red ,Blue ,Green ,Pink single color led panel display you can choose. 2,Led panel display can stores up to 6messages , there are 9 different speed and brightness levels you can choose. 3, you can setup message by the three button on ...

...μm Laser Type FP-LD Power ≤-5dBm Stability ±0.02dB/8h Mode CW/270Hz/1000Hz/2000Hz Power Regulation 0~6dB,1dB Step Others Power supply Three AA Batteries/1500mA Rechargeable Lithium Battery (optional) Battery continuous working time ≥72h(LS function)