Strong Double Stick Tape ( large ) Transformer (12 v 500 mah) The new LCD display layout

The new LCD display layout provides a better user experience

Raspberry Pi standard 40 pin GPIO header (fully backwards compatible with previous boards)

5mA (average)

7 of which are GPIO and 1 ADC

● Echo signal : output TTL PWL signal

Strong Double Stick Tape ( large ) Transformer (12 v 500 mah) The new LCD display layoutIntroduction : Mounting accessories, decorations, paintings, posters, frames and photos anywhere in your house, including the bathroom and kitchen. Wall safe adhesive enables apartment renters and office workers to temporarily post objects on walls without the fear of damaging the surface finish or leave any sticky residue upon removal. Multi purpose replacement bolts and screws, uniform and uneven surfaces for internal or external use. Features :