Note: Rechargeable batteries typically last 1 to 3 years. If a battery is old or depleted, it may not charge, but this isn't necessarily the charger's fault. To determine if the charger is working, use a voltmeter. Compatible with item ASIN: B0BN1S7T6C---[Upgraded Larger Capacity] Electric Salt and Pepper Grinder Set Rechargeable with LED lights - Stainless Steel Automatic Pepper and Salt Grinder Refillable with 6 Adjustable Coarseness/B0B3J6T5XZ---[Upgraded Larger Capacity] Electric Salt and Pepper Grinder Set Rechargeable with LED lights - Stainless Steel Automatic Pepper and Salt Grinder Refillable with 6 Adjustable Coarseness/ Compatible with item B0CJ971TC2---Electric Salt and Pepper Grinder Set with Storage Base, Stainless Steel Rechargeable Salt and Pepper Grinder Set with 4.5oz Large Capacity, 1.8" Wide Mouth, Adjustable Coarseness, Ideal for Kitchen saschedross AC Adapter Replacement For TOMEEM Model YMQ-03 YMQ03 HU-XI-201 HUXI201 500mAh 700mAh Li-ion Battery Electric Salt and Pepper Grinder DC5V 2A 10W Power Supply Mains PSU