Type: Wireless Intercom Doorbell
Material: ABS
Outdoor Doorbell:
Battery Type: Rechargeable lithium battery 2000mAhx2 (built in)
Working Temperature: -20~55°C
Wireless Distance: 1000m/3280ft (barrier free) / 20-50m/65-164ft (blocked)
Wireless Frequency: 410~490MHz
Working Hours: More than 8 months
Waterproof: IP54
Product Size: Approx. 121.5×61.5×313.mm/4.78×2.42×12.32in
Interior Doorbell:
Battery Type: Rechargeable lithium battery 2000mAhx2 (built in)
Working Temperature: -20~55°C
Wireless Distance: 1000m (barrier free) / 20-50m (blocked)
Wireless Frequency: 410~490MHz
Working Hours: about one week
Waterproof Grade: N/A
Product Size: Approx. 115x55x20mm/4.53×2.17×0.79in
Package List:
1 x Outdoor Unit
1 x Indoor Unit
1 x Charging Base
1 x Usb Cable
1 x Screwdriver
1 x Sticker
1 x Instruction Manual