Clear overview and stable performance with this LCD instrument for electric bikes. Features the LCD 530S instrument with ergonomically designed external buttons for comfortable use. Offers 0-3/0-5/0-9 power assist gears. Avoid use in harsh environments like heavy rain, snow, or prolonged sun exposure. Accurate and sensitive with stable performance and quality. Constructed with high-quality materials for excellent durability. Product Model: 530S Product Name: Instrument Core Wire Specification: 5 Pins Voltage: 24V-52V Connector: Waterproof Connector Waterproof Level: IP67 Storage Temperature: -20-50°C Note: Appearance, color, and printed characters may vary between batches, but this does not affect usage. Color: As Shown Material: ABS Package Contents: 1 Set * Instrument (including connection cables) Only the above package content is included; other products are not. Note: Light reflections and different displays may cause the color of the item in the picture to differ slightly from the real thing. The allowable measurement error is +/- 1-3 cm.