The UDS-J ultrasonic scaler is the ninth generation product of Guilin Woodpecker Medical Instrument Co., Ltd. It contains the following features: 1 The handpiece is cast from titanium alloy to ensure sound mechanic function and durability. 2 Assembling with excellent piezo-ceramic, the handpiece has high and long lasting power and generates little heat. 3 The cable is made from silica gel tube, soft and durable. 4 Five pieces scaling tips attached, one of which is designed to eliminate the subgingival tartar. 5 The scaling tip is made of special material. The cavitation produced from the end of the scaling tip makes the cleaning of the teeth and the killing of the germ easy. 6 Broadband automatic frequency tracking ensures that the machine always works on the best frequency. 7 The adjustment range of the amplitude is much wider than before. 8 The new style electric-magnetic valve can control the water better. 9 The new style water control switch makes the adjustment of the water more convenient. 10 To eliminate the dental calculus, bacterial plaque, and tea scales on the teeth quickly without hurting the gum and the enamel. 11 Small and light designed, easy operation.