The Buzzer emits sound when it receives an 'ON' signal or code instructions. It can be used to construct analog alarms, doorbells, and other devices with sound features.Features The magnetic design at the back of Neuron blocks makes you can simply place your gadget on the magnetic surface such as whiteboard The redesigned magnetic Pogo Pin-connectors effectively prevent blocks from being connected incorrectly Drive two DC motors simultaneously Contains the independent status indicator light and main control chip The magnetic design at the back of Neuron blocks makes you can simply place your gadget on the magnetic surface such as whiteboard Specification Operating Voltage: 5V DC Anti-drop Ability: 1.5m Operating Temperature: -10?~55? Operating Humidity: ?95% Frequency Range:0~20000Hz Weight: 7.9g
