robotgcc 200 Pack Flat Top 18650 Li-ion Battery 3.7 V 1200 mAh | Factory Supply & STEM Teaching Bulk Set

This 【200】-pack of 18650 Flat Top Li-ion Rechargeable Batteries (3.7V 1200mAh) provides reliable power for robotics, Arduino kits, IoT devices, Raspberry Pi boards, and STEM education.

Each lithium-ion cell is capacity-matched and CC/CV tested, ensuring a true 1200mAh output for consistent and honest performance.

Built with high-density Li-ion chemistry, low internal resistance, and precision nickel terminals, it guarantees efficient discharge, stable voltage, and long cycle life (500+ cycles).

Safety systems include PTC protection, overcharge protection, short circuit resistance, and thermal cut-off vents.

Perfect for powering robotics cars, sensors, RC toys, LED strips, drones, smart modules, and DIY electronics.

These 18650 rechargeable cells support both single-cell and multi-cell configurations (3.7V / 7.4V / 11.1V / 14.8V).

Fully certified under CE, UN38.3, IEC62133, and RoHS, safe for classroom and international use.

The eco-friendly rechargeable design promotes sustainability, reducing waste compared to disposable alkaline or NiMH batteries.

Ideal for makers, hobbyists, teachers, and engineers seeking dependable lithium-ion battery packs for educational or industrial use.

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This 200-pack is tailored for factories and education equipment suppliers. Each cell comes with capacity and temperature reports, supports OEM box labeling and bulk barcode printing. Complies with EN71 and UN transport standards — ideal for robotics, lighting and STEM devices.

• This 200-pack is tailored for factories and education equipment suppliers. Each cell comes with capacity and temperature reports, supports OEM box labeling and bulk barcode printing. Complies with EN71 and UN transport standards — ideal for robotics, lighting and STEM devices.
• Compatible with Arduino, Raspberry Pi, RC models, LED strips, drones, IoT modules, series or parallel configuration for 3.7V–11.1V. Ideal for labs, makers, classrooms, emergency power.
• Certified UN38.3, IEC62133, CE, RoHS, built-in PTC and dual safety vent prevent thermal runaway; ABS flame shell and ultrasonic nickel tabs ensure drop resistance.
• Rechargeable over 800 cycles, nickel-plated terminals resist vibration, >85% capacity retention, perfect for STEM, DIY, industrial sensors, eco projects.
• Eco-conscious recyclable design, low self-discharge for 12-month storage, fits education, labs, R&D, sustainable power training.
• Each cell is tested under 0.2C discharge, true 1200mAh±5%, maintains 3.7V plateau, high-purity cathodes reduce resistance, 800 cycles retain 85% capacity, stable even at 60°C continuous use.