Highlights:

• Self-powered operated (no battery required)
• Strong signal transmission distance up to 100m
• Operating life for the transmitter more than 100000 cycles
• High volume sound level with Max 110dB
• Small and lightweight with flashing LED design
• Waterproof IPX7 and fireproofing PC+ABS material
• Plug & Paste to use without cabling and installation
• Maintenance free

Features:

• No battery is required so the product is even more safe and stable
• Lightweight, more attractive and compact
• Just needs you to press a built-in button called worm gear plane generator to produce power energy harvesting technology, the new wireless bell requires a very tiny pressure only 350g
• After receiving signal the receiver emit sound and small light hint
• The receiver features 4 levels of volume and has 38 songs to choose Inside hidden LED design, funny to use
• Never be afraid of wet hands any more, safe to use always
• The transmission distance between transmitter and receiver is up to 100 meters
• The receiver has 3 relay functions, so the transmission distance can be expand to 300 meters

Transmitter

• More Reliable: Dual power supply design
• Safer: Flame resistant material
• More beautiful: Mobile phone level assembly process
• Self-powered/No battery: Converting the energy from finger pressing into electricity, then transmit wireless signal
• Pressure: 350g
• Colour: White

Receiver

• 4 level volume
• 38 melodies available
• Hidden luminous design
• Colour: White

Specifications:

Note: *Actual distance through the wall will depends on the environment.