Description:
The C4 EVO Smart Battery Charger is a versatile multi-slot charger built for users who need safe, intelligent, and precise charging for a wide range of cylindrical batteries. It supports everything from compact AAA/AA cells to high-capacity 18650, 21700, and 26700 batteries. With six fully independent slots, each battery can be charged, discharged, stored, cycled, activated, or analysed with its own settings.
The vivid 320×240 IPS display presents real-time data such as voltage, current, temperature, internal resistance, and capacity curves. Powered via USB-C with QC/PD up to 36 W, it ensures convenient use with modern chargers or laptops. Advanced protections, adaptive charging control, and a quieter fan design help maintain battery health while ensuring a smooth user experience. This charger is ideal for electronics enthusiasts, flashlight users, hobbyists, and anyone relying on consistent rechargeable battery performance.

Note: Images for Referance only, batteries are not included in the actual product.
Features:
- Six fully independent charging slots with individual control
- Supports 19 battery sizes from AAA/AA up to 26700
- Clear 320×240 IPS display for real-time charging data
- USB-C input with QC/PD fast-charging support up to 36 W
- Multiple modes: Charge, Discharge, Store, Cycle, Activate, Analyze, Destroy
- Adaptive charging based on internal resistance measurement
- Built-in protections: reverse polarity, over-temp, over-capacity
- Quiet “mute” fan and durable spring structure
Specification:
| Item Type: | Smart Charger |
|---|---|
| Model No.: | C4 EVO |
| Input Power | 36W |
| Operating Voltage Range (V) | 0.2V – 5.0V per slot |
| Supported Battery | AAA, AA, 10440 to 26650 |
| Battery Type | NiMH, NiCd, NiZn, Eneloop, Li-ion, LiHv, LiFePO4 |
| Charge Current(A) | 0.1A – 3.0A per slot |
| Discharge Current: | 0.1A – 1.5A per slot |
| Operation Mode | Charge, Discharge, Storage, Cycle, Activation, Analysis |
Package Includes:
1 x ISDT C4 EVO Smart Battery Charger for AA AAA 18650 26700 Battery with IPS Display Screen
1 x USB Type-C Cable
Technical Specifications
| Brand | ISDT |
|---|---|
| SKU | AI7844 |
| Weight | 0.0 kg |
| Availability | Out of Stock |
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
- Genuine ISDT product sourced from authorized channels
Prashant Pandey (verified owner) –
Perfect SDT C4 EVO Smart Battery Charger for my dashboard project. Easy to code with available libraries.
Kapil Thakur (verified owner) –
Great SDT C4 EVO Smart Battery Charger. Backlight is even and text is very readable. Recommended!
Lalit Patel –
Very satisfied with this SDT C4 EVO Smart Battery Charger. I2C interface makes wiring simple.
Tejas Bose (verified owner) –
Great quality SDT C4 EVO Smart Battery Charger. Resolution is sharp and colors are vivid. Very impressed.
Kiara Dave –
Excellent SDT C4 EVO Smart Battery Charger! Display is bright and clear. Easy to interface with Arduino.
Zubin Yadav (verified owner) –
Excellent SDT C4 EVO Smart Battery Charger! Display is bright and clear. Easy to interface with Arduino.
Sanya Patil (verified owner) –
Nice SDT C4 EVO Smart Battery Charger. Readable and bright enough for indoor projects.
Nikhil Solanki (verified owner) –
This SDT C4 EVO Smart Battery Charger is crisp and readable even in sunlight. Great for outdoor projects.
Naman Chopra (verified owner) –
This SDT C4 EVO Smart Battery Charger looks great in my project enclosure. Good viewing angles.
Harshit Bhatt (verified owner) –
Outstanding display quality! This SDT C4 EVO Smart Battery Charger makes my project look premium.
Devansh Bhandari (verified owner) –
Good SDT C4 EVO Smart Battery Charger. Contrast is nice. Had to adjust potentiometer for optimal view.
Sarika Yadav (verified owner) –
Excellent SDT C4 EVO Smart Battery Charger! Display is bright and clear. Easy to interface with Arduino.
Vivek Desai –
This SDT C4 EVO Smart Battery Charger is crisp and readable even in sunlight. Great for outdoor projects.
Rakesh Malhotra (verified owner) –
Love this SDT C4 EVO Smart Battery Charger. My weather station display looks professional with this.
Farhan Saini (verified owner) –
This SDT C4 EVO Smart Battery Charger is perfect for beginners. Connected to my Arduino in minutes.
Nitin Shetty (verified owner) –
Excellent SDT C4 EVO Smart Battery Charger! Display is bright and clear. Easy to interface with Arduino.
Atharv Dave (verified owner) –
Decent quality SDT C4 EVO Smart Battery Charger. All pins working. Good for the price.
Raj Srivastava (verified owner) –
Love this SDT C4 EVO Smart Battery Charger. My weather station display looks professional with this.
Yogesh Nayak (verified owner) –
This SDT C4 EVO Smart Battery Charger is crisp and readable even in sunlight. Great for outdoor projects.
Sakshi Trivedi (verified owner) –
Great SDT C4 EVO Smart Battery Charger. Backlight is even and text is very readable. Recommended!
Nandini Arora (verified owner) –
Average SDT C4 EVO Smart Battery Charger. Works but brightness is lower than I expected.