Operating volt: 3.7V DC
Built-in LITHIUM battery 950mHA
DC adaptor: 5.0V/500mAD
Battery life: approximately 1.5hour when the Laser on,   approximately 2hour when the Laser off, 

Unit weight: 300g
Unit dimension: 150x88x50mm

 

Accessories supplied.:
AV cable
USB charging adaptor

 

Precautions:
a. Alway keep the device in the pouch when you are not using it.
b. working temp: 5-40 ℃
   relative humidity: under 80%
c. Keep the device clean and dry. Avoid heavy humidity/direct sun light. Dont place the device under heavy weight
d. Avoid using the device in the rain/mist
e. Avoid any dropping or clashing
f. When you see the LCD Image dithering or getting dark , re-charge the battery.
g. Use the blowing tools to clean the sand or dust from both lens before the cleaning tissue
h. recharge the battery on a regular base even the device is standing idle.
i. eye contact with the Laser window is FORBIDDEN.  DO NOT aim the device on human within 5 meter WHEN THE LASER IS ON.