1. Introduction
The Nexus Simul8 is a sophisticated vibrating stimulator designed for prostate and perineum stimulation. It features a super stretchy ring for enhanced sensation and an ergonomically shaped vibrating shaft and base. This device offers multiple vibration modes and is constructed from body-safe silicone, ensuring a comfortable and satisfying experience.
Please read this manual thoroughly before first use to ensure proper operation, maintenance, and safety.
2. Safety Information
- For Adult Use Only: This product is intended for adult use only.
- Consult a Physician: If you have any medical conditions, are pregnant, or have concerns about using this product, consult a healthcare professional before use.
- Material Safety: The device is made from silicone. Discontinue use immediately if you experience any irritation or allergic reaction.
- Cleaning: Always clean the device thoroughly before and after each use as instructed in the Maintenance section.
- Lubrication: Use only water-based lubricants with this device. Oil-based lubricants can damage silicone.
- Storage: Store in a cool, dry place away from direct sunlight and out of reach of children.
- Charging: Use only the provided USB charging cable. Do not use the device while it is charging.
3. Package Contents
- 1 x Nexus Simul8 Vibrating Stimulator
- 1 x USB Charging Cable
- 1 x User Manual (this document)
4. Product Overview
The Nexus Simul8 features a unique design to maximize stimulation. It includes a flexible, stretchy ring, a curved vibrating shaft, and a base designed to target the prostate and perineum. The device is equipped with two independent motors for varied sensations.

Image shows the Nexus Simul8 device, a black silicone vibrating stimulator, alongside its product packaging. The device features a flexible ring, a curved vibrating shaft, and a base designed for prostate and perineum stimulation.
5. Setup
5.1 Initial Charging
- Before first use, fully charge your Nexus Simul8 device.
- Locate the charging port on the device. It is typically a small, discreet port.
- Connect the provided USB charging cable to the device and plug the other end into a standard USB power adapter (not included) or a computer's USB port.
- The indicator light will illuminate or flash during charging and will become solid or turn off when fully charged.
- A full charge typically takes 2-3 hours. Do not overcharge the device.
6. Operating Instructions
6.1 Power On/Off
- To power on the device, press and hold the power button for 2-3 seconds.
- To power off the device, press and hold the power button again for 2-3 seconds.
6.2 Vibration Modes
- Once powered on, short press the power button to cycle through the 6 distinct vibration modes.
- The Nexus Simul8 features 2 independent motors, allowing for 48 combinations of pleasure patterns. Experiment with the modes to find your preferred settings.
6.3 Usage
- Apply a generous amount of water-based lubricant to the device and the desired area of stimulation.
- Position the stretchy ring as desired.
- Gently guide the vibrating shaft and base to stimulate the prostate and perineum areas.
- Adjust vibration modes as desired during use.
7. Maintenance and Care
7.1 Cleaning
- The Nexus Simul8 is waterproof. Clean the device thoroughly before and after each use.
- Wash the device with warm water and a mild, antibacterial soap.
- Rinse thoroughly to remove all soap residue.
- Pat dry with a lint-free cloth or allow to air dry completely before storing.
- Do not use cleaners containing alcohol, petroleum, or acetone, as these can damage the silicone material.
7.2 Storage
- Store the device in a clean, dry, and cool place.
- Keep it away from direct sunlight and extreme temperatures.
- Store separately from other silicone products to prevent material degradation.
8. Troubleshooting
- Device not turning on: Ensure the device is fully charged. If the issue persists, try charging with a different USB port or adapter.
- Vibrations are weak: The battery may be low. Recharge the device.
- Charging indicator not working: Ensure the charging cable is securely connected to both the device and the power source.
- Unusual noise or smell: Discontinue use immediately and contact customer support.
9. Specifications
| Model | Simul8 |
| Material | Silicone |
| Power Source | USB Rechargeable |
| Total Length | 5 inches (12.7 cm) |
| Diameter | 1.3 inches (3.3 cm) |
| Insertable Length | 3.9 inches (9.9 cm) |
| Vibration Modes | 6 |
| Motors | 2 |
| Waterproof | Yes |
| Product Care | Hand Wash |
10. Warranty and Support
10.1 Warranty Information
The Nexus Simul8 comes with a one-year warranty from the date of purchase. This warranty covers manufacturing defects under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or failure to follow the instructions in this manual.
10.2 Customer Support
For warranty claims, technical support, or any questions regarding your Nexus Simul8, please contact the retailer or the manufacturer's customer service department. Please have your proof of purchase and product model information ready when contacting support.





