Our intelligent BMS extends battery life by 30% in the same form factor.
Exceed industry standards with our S-Tier Safety Testing Protocol for total compliance.
Fit powerful, custom batteries into award-winning designs with our miniaturization expertise.
Electric water guns operate on dynamic motor loads rather than steady electronic consumption, meaning battery performance directly determines shooting consistency rather than just runtime.
Failure mechanism:
→ Ask for discharge curve matching with your pump system.
Unlike dry electronics, electric water guns face continuous exposure to splash water, humidity, and accidental ingress.
Failure mechanism:
→ Request waterproof validation structure design.
User experience depends more on voltage stability than nominal capacity.
Failure mechanism:
→ Request real-use simulation testing.
Battery packs must adapt to compact handheld designs.
→ Send your internal layout for engineering evaluation.
Designed for seasonal demand peaks.
Failure risk control:
→ Explore production stability solutions.
→ Optimize your supply chain delivery.
Q1: What battery type is best for electric water guns?
Lithium-ion 1S or 2S packs are widely used due to their balance between size, weight, and discharge capability, ensuring sufficient current for pump startup while maintaining compact handheld design without excessive heat buildup.
Q2: Why does shooting pressure become weaker over time?
This is typically caused by voltage sag under load or increased internal resistance, which limits current delivery to the motor, resulting in reduced pump efficiency and shorter shooting distance during continuous use.
Q3: How do you prevent battery overheating in continuous firing?
By selecting low internal resistance cells and integrating BMS current control with thermal thresholds, the system reduces excessive current draw and prevents heat accumulation during repeated trigger activation cycles.
Q4: Can the battery handle water exposure safely?
Yes, with proper sealed housing structures and PCB coating, the battery can resist splash and humidity; however, inadequate sealing or structural gaps may still lead to gradual internal damage over time.
Outdoor Toy Brand | Automatic Water Gun Series
A consumer toy manufacturer targeting European and North American summer markets required a battery solution capable of supporting high-frequency trigger use and stable water pressure output.
Key Challenges
→ Shooting instability during continuous bursts
→ Moisture exposure from outdoor play
→ Limited internal space for battery integration
Optimized 2S Lithium-ion Pack
Himax developed a 7.4V 2000–2200mAh battery system tailored for pump-driven loads.
Key Engineering Design
→ Peak discharge capability up to ~6A
→ Low internal resistance cell selection
→ Reinforced sealing + insulation structure
→ BMS with overcurrent and thermal protection
Pain points resolved:
· Eliminated intermittent shooting under rapid trigger use
· Reduced heat buildup during continuous operation
· Improved resistance to moisture-related failures
Proven Consumer Electronics Platform
The solution is based on widely adopted lithium-ion systems used in handheld devices, ensuring manufacturability and regulatory compatibility.
Compliance:
· UN38.3 / CE / RoHS
· Typical cycle life ~300–500 cycles（行业常规范围）
Results
→ Improved shooting consistency across usage cycles
→ Lower product return rate related to battery issues
→ Enhanced user experience in competitive outdoor play scenarios
Shawn
Battery Engineer
– Power System Design
With over 10 years of experience in lithium battery system design, he specializes in Li-ion, LiFePO4, and LiPo battery packs. His expertise includes BMS integration, thermal management, and custom power solutions for medical and consumer devices.
Dawn
Battery Engineer
– Safety & Compliance
A senior battery engineer focused on safety, testing, and certification. She has extensive experience with UN38.3, IEC 62133, IEC 62619, and CE compliance, supporting battery solutions for medical, industrial, and portable electronic applications.
Joan
Battery Engineer
– Custom Pack Development
Specializing in custom battery pack development, he works closely with OEM clients to optimize voltage, capacity, and form factor. His work supports scalable mass production with strict quality control and long-term reliability.
Alden
Battery Engineer
– Manufacturing & Quality Control
With hands-on experience in battery pack manufacturing, he oversees production processes, aging tests, and quality inspections. His work ensures consistent performance, low defect rates, and stable supply for OEM customers.
Caleb
Battery Engineer
– BMS & Protection Systems
Focused on battery management systems and protection design, she develops PCM/BMS solutions with overcharge, over-discharge, thermal, and short-circuit protection to enhance safety and operational stability across applications.
Nath
Battery Engineer
– Cell Selection & Performance
An experienced battery engineer specializing in cell evaluation and performance optimization. He focuses on energy density, discharge stability, and cycle life, ensuring reliable battery packs for medical and consumer electronic applications.
Certification scope depends on target markets and device classification and should be considered during battery design.
View the full list of battery certifications and compliance standards on our Certification page.
We respond within 1 business day.
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