Power supply
This product uses battery or external power
When battery is used
Order 4 pieces of alkaline batteries available in the market.
Never use Zn-Mn batteries with very short life cycle, for it would cause unstable
operation.
Never use nickel hydrogen batteries or NiCd batteries.
Caution
Never use batteries of different types or new and old batteries at the same time.
Broken batteries and liquid leakage would cause fire or injuries.
Pull up the telescope antenna.
Release the LOCK of the battery box cover.
Open the battery box cover.
Use alkaline batteries.
Telescope antenna
Snap of the battery box cover
Dismantle it in the arrow direction.
Battery box cover