Plastic shell with fine craftsmanship ensures good toughness and waterproof feature, which provides better protection for inner circuit and makes it more durable. It allows you to easily have at the basic state of electric bike about speed, power, mode, lamp. Features -Color: Black -Material: ABS -Size: 8.00X5.80X4.20cm/3.14X2.28X1.65in -Voltage: 36V/48V -Type: LED880 -A true reflection of the battery charge, real-time recording of the power consumption to ensure riding mileage. -The supply voltage of this meter can be automatically identified and compatible. -Made of plastic, high strength and abrasion resistance, durable for use. -Four intelligent electronic volume indicators and five-speed imitation torque assist transmission. -The user manual is included in the display package, offering you comfortable riding experience! Package list: 1 x Electric bike instrument panel with Instruction