User's Manual

（3）Deplicate keys
Press the FN key while using these
keys,all these keys were printed in Blue for
easy recognize.
5.Technical parameters
Specification
z Measurements (L x W x H): 240mm x
93mm x 13.5mm
z Weight (grams): 210g
z Suitable temperature: -10 to +55 ℃℃
z Battery Type: Built-in lithium-ion battery
z Operation range: up to 8 meters
z Operating Voltage: 3.3V
z Operating Current: <30mA
z Charge voltage: 4.2V - 5.05V
z Charge current: <300mA
6、Maintenance
z Do not attempt to disassemble the
device or replace rechargeable battery.
Doing so will void the warranty.
z The battery will discharge if stored for a
long period of time without usage.
z Use the specified charger. Disconnect
the device after the battery has been
fully charged. Overcharging the battery
will shorten the life span of the battery.
z Do not expose the device in extreme
heat or cold. Extreme temperatures will
cause the life span of the battery to
shorten.