』Highly sensitive solar panel charges & maintains the internal rechargeable battery

』Switchable dual power design. Power by rechargeable battery and standard alkaline L20 battery

』Piece of mind two-step operation

』LED and Beep sound for status indication

』Powerful 110dB siren as an outstanding audible alert

』Low battery detection function

』Built in 868MHz/923MHz Transceiver RF module with superior operating range

』Perform standalone or couple with optional SA802 Wireless keypad for remote operation

』Anti-UV treatment and shockproof

』Fully tested by official Laboratory National Essays (LNE) with NF P90-307A1 conformity