Lankoo B0CT3F47J8
Lankoo CR123A USB Rechargeable Battery User Manual
Model: B0CT3F47J8
1. Einleitung
This user manual provides essential information for the safe and effective use of your Lankoo CR123A USB Lithium-ion Rechargeable Batteries. These high-capacity 3.7V 700mAh batteries are designed for convenience and longevity, featuring a Type-C charging port and a long cycle life.

Figure 1: Lankoo CR123A USB Rechargeable Batteries and Charging Cables
2. Sicherheitshinweise
Please read and understand all safety warnings before using the batteries to prevent injury or damage.
- Die Batterie darf nicht zerlegt, zerdrückt oder durchstochen werden. This can lead to internal short circuits, overheating, or fire.
- Nicht extremen Temperaturen aussetzen. Avoid direct sunlight, heat sources, or temperatures below -40°C or above 70°C.
- Use only compatible charging cables and power sources. Stellen Sie sicher, dass die Lautstärketage und Stromstärke entsprechen den Anforderungen der Batterie.
- Außerhalb der Reichweite von Kindern und Haustieren aufbewahren. Ingestion can be dangerous.
- Entsorgen Sie Batterien ordnungsgemäß. Do not dispose of in household waste. Follow local regulations for lithium-ion battery recycling.
- Vermeiden Sie einen Kurzschluss der Batteriepole. This can cause severe damage to the battery and potential fire hazard.
- Do not mix with non-rechargeable batteries or batteries of different types/brands.

Abbildung 2: Eingebaute Sicherheitsvorkehrungen
3. Einrichten und Laden
Vor dem ersten Gebrauch die Batterien vollständig aufladen.
- Locate the Type-C charging port on the side of each battery.
- Connect the provided Type-C USB cable to the battery's port.
- Plug the other end of the USB cable into a compatible USB power source (e.g., AC adapter, power bank, computer USB port).
- The LED indicator on the battery will show Rot während des Ladevorgangs.
- Sobald der Akku vollständig aufgeladen ist (nach etwa 1.5 Stunden), leuchtet die LED-Anzeige auf. Blau.
- Disconnect the battery from the charging cable once charging is complete.

Abbildung 3: Schnellladefähigkeit
Charging Demonstration Video
Video 1: Demonstration of CR123A battery charging and voltage output. This video shows the battery being connected to a power supply and a multimeter, demonstrating its 3.7V output and charging process.
4. Bedienungsanleitung
These batteries are designed to replace standard alkaline CR123A batteries in various devices.
- Insert the fully charged Lankoo CR123A battery into your device, ensuring correct polarity (+/-).
- The 3.7V constant output is suitable for a wide range of devices including cameras, flashlights, photo equipment, smart sensors, light meters, and security cameras.
- The battery is designed for over 1200 charge cycles, providing long-term, cost-effective power.
This CR123A battery can replace the following models and sizing names: 123, 123A, BR2/3A, CR123, CR123A, CR123R, CR17335, CR17345, DL123A, EL123AP, K123, K123A, K123LA, L123A, RCR123, SF123A, VL123A, VL123A, 5018LC.

Figure 4: Key Battery Features
5. Wartung und Lagerung
Proper maintenance ensures the longevity and performance of your batteries.
- Lagern Sie Batterien an einem kühlen, trockenen Ort, geschützt vor direkter Sonneneinstrahlung und extremen Temperaturen.
- For long-term storage, it is recommended to charge the batteries to about 50% capacity.
- Avoid completely draining the batteries before recharging to maximize cycle life.
- Clean battery terminals with a dry cloth if necessary to ensure good contact.

Figure 5: Wide Operating Temperature Range
6. Fehlerbehebung
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Akku lädt nicht (rote LED leuchtet nicht) | Loose cable connection, faulty cable, faulty power source, damaged battery port. | Ensure cable is securely connected. Try a different USB cable or power source. Inspect battery port for damage. |
| Akku hält die Ladung nicht | Battery nearing end of life, extreme temperature exposure during use/storage. | Ensure proper charging and storage conditions. If battery is old, consider replacement. |
| Gerät lässt sich mit Batterie nicht einschalten | Battery not fully charged, incorrect polarity, device incompatibility (rare for CR123A). | Fully charge the battery. Check battery insertion for correct polarity. Verify device requires 3.7V CR123A. |
7. Spezifikationen
- Akku-Typ: CR123A USB Lithium-ion Rechargeable
- Kapazität: 700 mAh
- Bandtage: 3.7 V (Konstantausgangsspannung)
- Ladeanschluss: Typ-C USB
- Ladezeit: Ungefähr 1.5 Stunden
- Lebensdauer: Über 1200 Zyklen
- Sicherheitszertifizierungen: UL, CE, FCC, RoHS
- Betriebstemperatur: -40°C bis 70°C
- Kompatibilität: Replaces 123, 123A, BR2/3A, CR123, CR123A, CR123R, CR17335, CR17345, DL123A, EL123AP, K123, K123A, K123LA, L123A, RCR123, SF123A, VL123A, VL123A, 5018LC.

Figure 6: Detailed Battery Features
8. Garantie und Support
Informationen zur Garantie oder technische Unterstützung erhalten Sie auf der offiziellen Website des Herstellers. website or contact their customer service directly. Contact details are typically found on the product packaging or the manufacturer's online presence.
Manufacturer: smartoools
Brand: Lankoo
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