Best Flashlight Batteries? LBF 18650 & 21700 Tested! скачать в хорошем качестве

Best Flashlight Batteries? LBF 18650 & 21700 Tested!

Today, I’m testing the LBF 18650 (3200mAh) & LBF 21700 (5000mAh) 3.7V Li-ion cells to see if they’re suitable for flashlights and if their built-in USB-C charging & powerbank features perform as advertised. 👉 Buy here (affiliate link): https://amzn.to/41k0DZR 🔑 Key Features: ✅ Built-in USB-C charging (5V/2A) ✅ Built-in USB-C powerbank (5V/2A) ✅ Protection circuit for safety 🛠️ Tests Performed: 📉 Capacity Test – Discharge at 1A with an Atorch DL24 (cut-off: 2.5V) ⚡ Internal Resistance – Measured with a FNIRSI HRM-10 📊 Charging Graphs – Logged with ChargerLabs Power-Z 🔌 Powerbank Test – Rapid phone charging via USB-C to USB-C 🔦 Flashlight Compatibility – Tested in various 18650 & 21700 flashlights 🔧 Tools Used (Affiliate Links): 📏 Atorch DL24 Electronic Load 🔋 FNIRSI HRM-10 – https://amzn.to/4bo4hqn ⚡ ChargerLabs Power-Z KM003C USB Meter – https://amzn.to/4eSswNN 🔦 Flashlights That Worked: ✅ 18650 Flashlights: NEXTORCH TA30C – https://timmcmahon.com.au/posts/nexto... Acebeam T35 – https://timmcmahon.com.au/posts/acebe... Acebeam P16 Defender – https://timmcmahon.com.au/posts/acebe... Convoy S2+ ✅ 21700 Flashlights: Weltool W4 Pro – https://timmcmahon.com.au/posts/welto... Convoy L21B Skilhunt EC500 – https://timmcmahon.com.au/posts/skilh... Acebeam E75 – https://timmcmahon.com.au/posts/acebe... Cyansky P25 V2 – https://timmcmahon.com.au/posts/cyans... ⚡ Want more flashlight & battery tests? Subscribe for more! 🔥