Precision Digital Power Management
The Promate BOLT-20PD delivers comprehensive mobile charging through its substantial 20000mAh capacity and detailed LCD display interface. This slender power bank presents accurate power metrics, therefore enabling more precise energy management during extended usage sessions. The BOLT-20PD combines substantial capacity with intelligent monitoring in an elegantly slim profile.
Digital Information Display
The BOLT-20PD features an integrated LCD screen providing:
- Real-time battery percentage indicator with 1% increment precision
- Current input/output wattage measurement
- Charging and discharging status visualization
- Port activity indicators
- Charging protocol identification
Additionally, the high-contrast display implements automatic brightness adjustment for optimal visibility in varied lighting conditions.
Multi-Port Fast Charging Architecture
The BOLT-20PD incorporates versatile connection options:
- USB-C port with 20W Power Delivery for rapid device charging
- USB-A port with 18W Quick Charge support for conventional devices
- Simultaneous dual-device charging capability
- Bi-directional USB-C port for both input and output
Furthermore, the BOLT-20PD supports pass-through charging, allowing concurrent power bank recharging while charging connected devices.
Ultra-Thin Industrial Design
The BOLT-20PD embraces slim engineering principles:
- Remarkably thin 1.5cm profile
- Aircraft-grade aluminum alloy frame
- Reinforced internal structure preventing flex
- Compact footprint similar to standard smartphone dimensions
Moreover, the BOLT-20PD features rounded edges and smooth corner transitions, enhancing both aesthetic appeal and ergonomic comfort during handling.
Advanced Power Management System
The BOLT-20PD utilizes intelligent charging technology:
- Automatic device detection for optimal protocol selection
- Dynamic power distribution between connected devices
- Temperature regulation system preventing overheating
- Voltage and current stabilization circuitry
Additionally, the BOLT-20PD implements nine-layer protection architecture, safeguarding both the power bank and connected devices against electrical anomalies.
Ideal Users for the BOLT-20PD
- Business professionals seeking accurate power management – the precise percentage display allows strategic planning of charging sessions during long workdays
- Frequent travelers requiring substantial capacity in slim form factor – the 20000mAh capacity provides approximately 4 full smartphone charges in a profile just 1.5cm thick
- Tech enthusiasts appreciating detailed power metrics – the wattage display confirms proper charging protocols are being utilized for maximum efficiency
- Minimalist users valuing sleek accessories – the aluminum housing and slim profile complement modern device aesthetics
- Digital nomads balancing multiple devices – the dual output ports with 20W+18W capability support efficient charging of smartphones and tablets simultaneously
Technical Specifications
Battery Technology
- Capacity: 20000mAh / 74Wh Lithium Polymer
- Cell Configuration: High-density 3C battery array
- Energy Density: 3.7V nominal voltage
- Cycle Life: 500+ complete charges
Display Specifications
- Type: Monochrome LCD with blue backlight
- Resolution: 128 × 64 pixels
- Information Displayed: Battery percentage, input/output wattage, charging status
- Viewing Angle: 160° wide-view display
- Automatic Timeout: 30 seconds to conserve power
Input Specifications
- USB-C Input: 5V/3A, 9V/2.22A, 12V/1.67A (20W maximum)
- Recharge Time: Approximately 5 hours (with 20W PD charger)
- Input Protection: Surge and over-voltage safeguards
- Input Protocols: PD 3.0, QC 3.0, SCP, FCP
Output Specifications
- USB-C PD Output: 5V/3A, 9V/2.22A, 12V/1.67A (20W maximum)
- USB-A QC Output: 5V/3A, 9V/2A, 12V/1.5A (18W maximum)
- Maximum Combined Output: 22W across all ports
- Output Protocols: PD 3.0, QC 3.0, SCP, FCP, AFC, Apple 2.4A
Physical Specifications
- Dimensions: 14.2 × 7.0 × 1.5 cm
- Weight: 340g
- Housing Material: Aircraft-grade aluminium alloy with PC+ABS endcaps
- Surface Finish: Anodized matte with fingerprint-resistant coating
- Available Colors: Matte Black, Silver
Safety Features
- Over-charge protection
- Over-discharge protection
- Short-circuit protection
- Over-current protection
- Over-voltage protection
- Over-temperature protection
- Input current regulation
- Electrostatic discharge protection
- Foreign object detection
Compatibility
- Smartphones: iPhone series, Samsung Galaxy series, Google Pixel, and other brands
- Tablets: iPad models, Samsung Tab series, and other tablet devices
- Earbuds: Air Pods, Galaxy Buds, and other Bluetooth audio devices
- Other Devices: Digital cameras, portable gaming systems, Bluetooth speakers
Package Contents
- Promate BOLT-20PD BLACK Slim Power Bank
- USB-C to USB-C charging cable (30cm)
- User manual
- 18-month manufacturer warranty card
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