What's in the box:

433MHz Wireless Metal Remote Controller with Keychain with Arm/Disarm/Home Arm/SOS 4 Buttons Remote Control Our 433MHz Alarm System (Black)

Note: It must work with its 433MHz alarm host. Mainly forZH-100Dalarm host.
Features:
*433MHz Frequency and 1527 code, stable transmission.
*With high reliability and low power consumption.
*It has the button of arm, disarm, home arm and SOS, so you can operate remotely.
*The program uses automatically partial code, effectively overcome the traditional shortcomings of remote control code.
*Compact design with key-chain, easy to carry.


Specifications:
Transmission Frequency: 433MHz
Emission code protocol: 1527 protocol
Transmission Distance: 80m (open area)
Launch time: T = 1 s
Working voltage: 12V
Battery: 12V 23A battery(included)
Emission current: 9-12mA
Transmitting power: 10-15mw
Static current: 0
Shock Resistance: 4.7M
Modulation method: ASK
Number of buttons: 4 button(Arm/Disarm/Home arm/SOS)
Working environment: -10?-50? (14?-122?)
Relative humidity: 90%
Item Size: Approx. 5.5 * 3.1 * 1.4cm (L*W*H)
Item Weight: Approx.28g / 0.99oz
Package Size: Approx. 9 * 5 * 3cm / 3.5 * 1.97 * 1.2in
Package Weight: Approx. 29g / 1oz


Package List:
1 * Wireless Metal Remote Control