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Wireless Digital Door Chime (HE1003)

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Actived by light sensing. The doorbell will give out a sound when ray changes by human motion.
 
Instruction:
1. Install 4 "AAA" alkaline batteries, it begins to work and gives out a sound. After a while, the sound stop but the unit keeps working in its standby status.
2. Install the unit at a location away from strong light, and let the front of the unit facing light.
3. When a visitor approaches or passes it, the unit gives out pleasant sound to greet the vistor.
4. Please turn the switch to "L"(low sensitivity) position when the environment light is too strong to amke misbell. On the contrary, turn the switch to "H"(high sensitivity) position when the environment light is too weak to lead sometime ring and sometime no ring. Turn the switch to "OFF" when it is not in use.
5. This product is usually used as a greeting doorbell in place of a ritual girl to welcome vistors. If set the sound as alarming, the unit can be used as alarming doorbell.
6. Low power consumption and alkaine battery can last half a year, don't use ordinary battery for it may leak the electrolyte liquides. Replace batterires when the sound turn low.
7. The sensing distance of this unit is 3-6 meters.
8.Ideal for shop, office door and corridors to announce the entering or leaving of vistors.

Regular price: $20.00
Sale price: $15.00

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