Welcome to our store! Discover our smart charging module, a compact and efficient solution for safely charging your NiMH batteries. This module incorporates advanced technology for optimal charging and extended battery life. **Key Features:** 1. **Regulated Pre-charge:** Safely revives deeply discharged batteries and minimizes heat dissipation during the initial charging phase. 2. **Constant Current/Constant Temperature Operation:** Thermal regulation maximizes charging efficiency while eliminating the risk of overheating. 3. **Automatic Standby Mode:** Switches to low-power mode when input current is removed, conserving energy. 4. **Trickle Charge Mode:** Timer-controlled shutdown to keep the battery fully charged without overcharging. 5. **LED Indicator:** An LED clearly indicates charging status (in progress, completed, etc.). **Detailed Technical Specifications:** We offer three versions to suit your needs: * **1-Cell (1S) Version - 1.5V:** * Input Voltage: DC 3.5V to 6V (Recommended: 3.7V, 3.8V, 4.5V, or 5V) * Charging Voltage: 1.5V * Charging Current: 1A * **2-Cell (2S) Version - 3V:** * Input Voltage: DC 3.7V to 6V (Recommended: 3.7V, 3.8V, 4.5V, or 5V) * Charging Voltage: 3V * Charging Current: 1A * **3-Cell (3S) Version - 4.5V:** * Input Voltage: DC 5V to 6V (Recommended: 5V) * Charging Voltage: 4.5V * Charging Current: 1A **General Specifications:** * Operating Temperature: -40°C to +85°C * Storage Temperature: -65°C to +125°C * Compact Dimensions: 30 x 15 x 2.7 mm (1.18 x 0.59 x 0.11 inches) **Applications:** This versatile module is ideal for a variety of electronic projects and devices, including: * Children's toy cars * Digital cameras * Solar charging systems * Bluetooth applications * Audio equipment * Electronic dictionaries * Portable devices * NiMH battery chargers **Package Contents:** You will receive **1 x charging module** (please select your desired version: 1.5V, 3V, or 4.5V when ordering).