Using instructions: 1. Remove the toothbrush motherboard. 2. Take down the waterproof cap on the top. (Need a little pry strength; the intensity cannot be too much to avoid bad pry). 3. Remove the old waterproof pads; clean the metal rod with the toothpaste. 4. Install new waterproof pads, make it in the line with the waterproof cap and cover it tightly.

Package Included: 1 x electric toothbrush link rod parts for Philips HX9340 HX6730 HX6930 HX6920. Apply for HX6210 HX6220 HX6231 HX6610 HX6632 HX6311 HX6320 HX6330 HX6530 HX6511 HX6710 HX6711 HX6720 HX6730 HX6750 HX6760 HX6761 HX6910 HX6920 HX6930 HX6950 HX6972 HX9140 HX9112 HX9172 HX9322 HX9332 HX9340 HX9342 HX9352 HX9362, etc. 100% brand new and high quality. Small size, light weight and easy to use. Made of high quality material which is very durable.

GTIN: 645688827954. Best Sellers Rank: See Top 100 in Health & Household. Number of Pieces: 1. Age Range (Description): Kid. Material: Metal. Size: 1 Count. Brand: FASTROHY. : B089K6BJL2. Manufacturer: AETXJS. UPC: 645688827954. Item model number: AEJS045. Package Dimensions: 5.43 x 2.32 x 0.43 inches; 0.25 Ounces.