Electric Ultrasonic Dental Scaler Teeth Cleaner Tool. SPECIFICATIONS: Material: Entry Grade Silicone + Plastic Size: 183.6*30*22.3mm Product Weight: 53.6g Usage Environment: Normal Temperature Applicable Persons: Adults Style: Charging (built-in Battery) Waterproof Rating: IPX6 Rated Power: 1w Rated Voltage: 3.7v Rated Current: 200 Ma Standby Current: 2020ua Battery Specification: 300mah Power Adapter: 5v 500 Mah Charging Time: Less Than 2 Hours Engine Noise: Less Than 60 Decibels Working Time: About 2 Hours PACKAGE: 1 * Electric Tooth Cleaner 1 * the Data Line 1 * Instruction Manual . We are an international based seller that will ship your order from abroad, please at least a minimum 14 working days for delivery right now due to the ongoing delays in shipments globally.